| Impacts of inorganic ions and temperature on lead adsorption onto variable charge soils N Ugochukwu, I Mohamed, M Ali, J Iqbal, Q Fu, J Zhu, G Jiang, H Hu Catena 109, 103-109, 2013 | 27 | 2013 |
| Sorption of lead on variable-charge soils in China as affected by initial metal concentration, pH and soil properties N Ugochukwu, I Ali, QL Fu, J Zhu, GJ Jiang, HQ Hu J Food Agric Environ 10, 1014-1019, 2012 | 9 | 2012 |
| Organic acids influence on lead adsorption onto variable charge soils in China N Ugochukwu, H Hongqing Int J Dev Sustain 2 (3), 2110-2123, 2013 | 6 | 2013 |
| Fertility status of soils under selected land use types in Orlu, Imo State, Southeastern Nigeria UN Nkwopara, AF Osisi, ET Nzube, SU Onwudike, EE Ihem Journal of Soil Science and Environmental Management 12 (1), 1-9, 2021 | 4 | 2021 |
| Evaluation of fertility status of selected eroded and non-eroded soils in an ultisol in a humid tropical environment using elemental ratio UN Nkwopara, NH Okoli, J Nnadozie, SU Onwudike, EE Ihem International Journal of Agriculture and Rural Development 22 (2), 4474-4484, 2019 | 2 | 2019 |
| Variability in selected soil properties of soils of dissimilar parent materials in the humid tropics UN Nkwopara International Journal of Environment, Agriculture and Biotechnology 3 (4 …, 2018 | 2 | 2018 |
| Soil degradation and the human condition, including the pandemic, interactions, causes, impacts, control measures and likely future prospects LC Agim, MC Ahukaemere, I Uzoh, SU Onwudike, AF Osisi, EE Ihem, ... Soil science-Emerging technologies, global perspectives and applications, 2022 | 1 | 2022 |
| Fertility status of soils under silvopastoral system on two soil types in imo state, southeastern Nigeria SU Onwudike, OO Egbufor, UN Nkwopara, LC Agim Bulgarian Journal of Soil Science, 2019 | 1 | 2019 |
| Sorption of lead on variable charged soils as affected by temperature and time in three Provinces of China UN Nkwopara, H Hu International Journal of Environment, Agriculture and Biotechnology 3 (4 …, 2018 | 1 | 2018 |
| Zinc sorption of soils of varying lithologies in a humid tropical environment UN Nkwopara Ukrainian Journal of Ecology 11 (6), 1-6, 2021 | | 2021 |
| Fertility Status of Soils Under Silvopastoral System on Two Soil Types in Imo State, Southeastern Nigeria UN Nkwopara, OO Egbufor, LC Agim, SU Onwudike Bulgarian Journal of Soil Science, 2019 | | 2019 |
| Agricultural Science Research Journal ISSN UN Nkwopara | | |
| Effect of temperature and mechanism of Pb sorption 0n N Ugochukwu, IEA Leonard | | |
